Books at Costco (April 2010)
The 39 Clues books apparently include at least 4 versions of Card Packs containing 16 cards each.
"Old fashioned books for the whole family":
Grandfather's Book: Old-Fashioned Fun for the Family: "Celebrate the magic of youth and the wisdom of old age with Grandfather's Book, brimming with stories, poetry, songs, activities, and recipes that enchant and delight. Filled with so many of the classic elements that grandfathers grew up with, this book is perfect for sharing with grandchildren of all ages."
Not sure if these guides work:
Rick Steves' Best of Europe 2010 does not include Greece. How is that possible?... :)